Efficacy and Tolerability of Two Quadruple Regimens: Bismuth, Omeprazole, Metronidazole with Amoxicillin or Tetracycline as First-Line Treatment for Eradication of Helicobacter Pylori in Patients with Duodenal Ulcer: A Randomized Clinical Trial.
AimTo evaluate the efficacy and tolerability of tetracycline vs.high-dose amoxicillin in bismuth-based quadruple therapy for Helicobacter pylori(H.pylori) eradication.MethodsThis randomized, open-label clinical trial included 228 patients with H.pylori infection and duodenal ulcer without a history of H.pylori treatment.Patients were randomly divid